java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --sifa.abstract.domain ExplicitValueDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid NeverFluid --sifa.intern.fluid NeverFluid --sifa.simplification.technique SIMPLIFY_DDA -i ../../../trunk/examples/svcomp/array-tiling/mbpr5.c -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fea9116 [2019-09-20 23:17:36,157 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-20 23:17:36,158 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-20 23:17:36,170 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-20 23:17:36,170 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-20 23:17:36,171 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-20 23:17:36,172 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-20 23:17:36,174 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-20 23:17:36,176 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-20 23:17:36,177 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-20 23:17:36,178 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-20 23:17:36,179 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-20 23:17:36,179 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-20 23:17:36,180 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-20 23:17:36,181 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-20 23:17:36,182 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-20 23:17:36,183 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-20 23:17:36,184 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-20 23:17:36,185 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-20 23:17:36,187 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-20 23:17:36,189 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-20 23:17:36,190 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-20 23:17:36,191 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-20 23:17:36,192 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-20 23:17:36,194 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-20 23:17:36,195 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-20 23:17:36,195 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-20 23:17:36,196 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-20 23:17:36,196 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-20 23:17:36,197 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-20 23:17:36,198 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-20 23:17:36,198 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-20 23:17:36,199 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-20 23:17:36,200 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-20 23:17:36,201 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-20 23:17:36,201 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-20 23:17:36,202 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-20 23:17:36,202 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-20 23:17:36,202 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-20 23:17:36,203 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-20 23:17:36,204 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-20 23:17:36,205 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-09-20 23:17:36,219 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-20 23:17:36,220 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-20 23:17:36,221 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-20 23:17:36,221 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-20 23:17:36,221 INFO L138 SettingsManager]: * Use SBE=true [2019-09-20 23:17:36,221 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-20 23:17:36,222 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-20 23:17:36,222 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-20 23:17:36,222 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-20 23:17:36,222 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-20 23:17:36,222 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-20 23:17:36,223 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-20 23:17:36,223 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-20 23:17:36,223 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-20 23:17:36,223 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-20 23:17:36,223 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-20 23:17:36,224 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-20 23:17:36,224 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-20 23:17:36,224 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-20 23:17:36,224 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-20 23:17:36,224 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-20 23:17:36,225 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:17:36,225 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-20 23:17:36,225 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-20 23:17:36,225 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-20 23:17:36,225 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-20 23:17:36,226 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-20 23:17:36,226 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-09-20 23:17:36,226 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> ExplicitValueDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Intern Fluid -> NeverFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_DDA [2019-09-20 23:17:36,262 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-20 23:17:36,274 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-20 23:17:36,277 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-20 23:17:36,279 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-20 23:17:36,279 INFO L275 PluginConnector]: CDTParser initialized [2019-09-20 23:17:36,280 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/array-tiling/mbpr5.c [2019-09-20 23:17:36,337 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b697b7b4/4149917dd42c4d6ea620711567932766/FLAGa787f0a66 [2019-09-20 23:17:36,768 INFO L306 CDTParser]: Found 1 translation units. [2019-09-20 23:17:36,769 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/array-tiling/mbpr5.c [2019-09-20 23:17:36,776 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b697b7b4/4149917dd42c4d6ea620711567932766/FLAGa787f0a66 [2019-09-20 23:17:37,161 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6b697b7b4/4149917dd42c4d6ea620711567932766 [2019-09-20 23:17:37,170 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-20 23:17:37,172 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-20 23:17:37,173 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:37,173 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-20 23:17:37,177 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-20 23:17:37,178 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:37" (1/1) ... [2019-09-20 23:17:37,180 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6786a740 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37, skipping insertion in model container [2019-09-20 23:17:37,180 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 20.09 11:17:37" (1/1) ... [2019-09-20 23:17:37,187 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-20 23:17:37,225 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-20 23:17:37,507 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:37,519 INFO L188 MainTranslator]: Completed pre-run [2019-09-20 23:17:37,661 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-20 23:17:37,682 INFO L192 MainTranslator]: Completed translation [2019-09-20 23:17:37,682 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37 WrapperNode [2019-09-20 23:17:37,682 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-20 23:17:37,683 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-20 23:17:37,683 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-20 23:17:37,683 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-20 23:17:37,698 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37" (1/1) ... [2019-09-20 23:17:37,698 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37" (1/1) ... [2019-09-20 23:17:37,708 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37" (1/1) ... [2019-09-20 23:17:37,708 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37" (1/1) ... [2019-09-20 23:17:37,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37" (1/1) ... [2019-09-20 23:17:37,751 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37" (1/1) ... [2019-09-20 23:17:37,754 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37" (1/1) ... [2019-09-20 23:17:37,757 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-20 23:17:37,757 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-20 23:17:37,757 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-20 23:17:37,757 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-20 23:17:37,758 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 20.09 11:17:37" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-20 23:17:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-20 23:17:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-20 23:17:37,822 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2019-09-20 23:17:37,823 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-20 23:17:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-20 23:17:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-09-20 23:17:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2019-09-20 23:17:37,823 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-20 23:17:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-20 23:17:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-09-20 23:17:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-20 23:17:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-20 23:17:37,824 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-20 23:17:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-20 23:17:37,825 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-20 23:17:38,514 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-20 23:17:38,514 INFO L283 CfgBuilder]: Removed 6 assume(true) statements. [2019-09-20 23:17:38,515 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:17:38 BoogieIcfgContainer [2019-09-20 23:17:38,516 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-20 23:17:38,516 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-20 23:17:38,516 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-20 23:17:38,517 INFO L275 PluginConnector]: Sifa initialized [2019-09-20 23:17:38,518 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 20.09 11:17:38" (1/1) ... [2019-09-20 23:17:38,519 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=ExplicitValueDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=NeverFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=TopInputCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=SIMPLIFY_DDA ♦ Intern Fluid=NeverFluid [2019-09-20 23:17:38,541 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-09-20 23:17:38,541 INFO L169 IcfgInterpreter]: Building call graph [2019-09-20 23:17:38,548 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-20 23:17:38,557 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-20 23:17:38,558 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-20 23:17:38,707 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 21 for LOIs [2019-09-20 23:17:39,017 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 123 DAG size of output: 83 [2019-09-20 23:17:39,128 WARN L191 SmtUtils]: Spent 110.00 ms on a formula simplification that was a NOOP. DAG size: 83 [2019-09-20 23:17:39,579 WARN L191 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 95 [2019-09-20 23:17:39,787 WARN L191 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-09-20 23:17:42,729 WARN L191 SmtUtils]: Spent 2.92 s on a formula simplification. DAG size of input: 165 DAG size of output: 119 [2019-09-20 23:17:43,876 WARN L191 SmtUtils]: Spent 1.15 s on a formula simplification that was a NOOP. DAG size: 119 [2019-09-20 23:17:46,459 WARN L191 SmtUtils]: Spent 2.58 s on a formula simplification. DAG size of input: 133 DAG size of output: 131 [2019-09-20 23:17:47,794 WARN L191 SmtUtils]: Spent 1.33 s on a formula simplification that was a NOOP. DAG size: 131 [2019-09-20 23:18:00,138 WARN L191 SmtUtils]: Spent 12.33 s on a formula simplification. DAG size of input: 224 DAG size of output: 163 [2019-09-20 23:18:05,775 WARN L191 SmtUtils]: Spent 5.64 s on a formula simplification that was a NOOP. DAG size: 163 [2019-09-20 23:18:17,046 WARN L191 SmtUtils]: Spent 11.26 s on a formula simplification. DAG size of input: 180 DAG size of output: 175 [2019-09-20 23:18:23,010 WARN L191 SmtUtils]: Spent 5.96 s on a formula simplification that was a NOOP. DAG size: 175